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AU2089495A - Impregnation of wood pieces by compression followed by expansion before grinding into pulp - Google Patents

Impregnation of wood pieces by compression followed by expansion before grinding into pulp

Info

Publication number
AU2089495A
AU2089495A AU20894/95A AU2089495A AU2089495A AU 2089495 A AU2089495 A AU 2089495A AU 20894/95 A AU20894/95 A AU 20894/95A AU 2089495 A AU2089495 A AU 2089495A AU 2089495 A AU2089495 A AU 2089495A
Authority
AU
Australia
Prior art keywords
impregnation
pulp
wood pieces
before grinding
expansion before
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU20894/95A
Inventor
Ingemar Bystedt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU2089495A publication Critical patent/AU2089495A/en
Abandoned legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
AU20894/95A 1994-03-15 1995-03-15 Impregnation of wood pieces by compression followed by expansion before grinding into pulp Abandoned AU2089495A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9400864A SE502555C2 (en) 1994-03-15 1994-03-15 Method and apparatus for impregnating wood pieces in the production of abrasive pulp
SE9400864 1994-03-15
PCT/SE1995/000263 WO1995025196A1 (en) 1994-03-15 1995-03-15 Impregnation of wood pieces by compression followed by expansion before grinding into pulp

Publications (1)

Publication Number Publication Date
AU2089495A true AU2089495A (en) 1995-10-03

Family

ID=20393279

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20894/95A Abandoned AU2089495A (en) 1994-03-15 1995-03-15 Impregnation of wood pieces by compression followed by expansion before grinding into pulp

Country Status (3)

Country Link
AU (1) AU2089495A (en)
SE (1) SE502555C2 (en)
WO (1) WO1995025196A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19845513A1 (en) * 1998-10-02 2000-04-06 Voith Sulzer Papiertech Patent For the disinfection of used paper materials it is compressed to extract the residual air for intensive heating followed by dispersion with added chemicals if required

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE461796B (en) * 1987-09-29 1990-03-26 Sunds Defibrator Ind Ab IMPREGNATION OF LIGNOCELLULO MATERIAL IN THE FORM OF PIECE OF AT LEAST 100 MM LENGTH
SE462223B (en) * 1987-12-11 1990-05-21 Sunds Defibrator Ind Ab SEAT AND DEVICE FOR MANUFACTURING OF CHEMICAL MECHANICAL MASS FROM LIGNOCELLULO MATERIAL IN THE FORM OF CLAVED PIECES WITH A LENGTH OF AT LEAST 100 MM

Also Published As

Publication number Publication date
SE9400864L (en) 1995-09-16
SE9400864D0 (en) 1994-03-15
SE502555C2 (en) 1995-11-13
WO1995025196A1 (en) 1995-09-21

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